Coffee maker



FIG. 1 is a perspective view of a coffee maker according to my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a rear elevation view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view thereof where the nozzles are in alternate separated positions; and,

FIG. 9 is a top plan view thereof.

The broken lines shown herein are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for coffee maker, as shown and described. 